Atmel Evaluation Kit AT91SAM9G25-EK AT91SAM9G25-EK Data Sheet
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Product codes
AT91SAM9G25-EK
614
SAM9G25 [DATASHEET]
11032C–ATARM–25-Jan-13
34.14 High Speed MultiMedia Card Interface (HSMCI) User Interface
Notes: 1. The Response Register can be read by N accesses at the same HSMCI_RSPR or at consecutive addresses (0x20 to
0x2C). N depends on the size of the response.
Table 34-8. Register Mapping
Offset
Register
Name
Access
Reset
0x00
Control Register
HSMCI_CR
Write
–
0x04
Mode Register
HSMCI_MR
Read-write
0x0
0x08
Data Timeout Register
HSMCI_DTOR
Read-write
0x0
0x0C
SD/SDIO Card Register
HSMCI_SDCR
Read-write
0x0
0x10
Argument Register
HSMCI_ARGR
Read-write
0x0
0x14
Command Register
HSMCI_CMDR
Write
–
0x18
Block Register
HSMCI_BLKR
Read-write
0x0
0x1C
Completion Signal Timeout Register
HSMCI_CSTOR
Read-write
0x0
0x20
Response Register
HSMCI_RSPR
Read
0x0
0x24
Response Register
HSMCI_RSPR
Read
0x0
0x28
Response Register
HSMCI_RSPR
Read
0x0
0x2C
Response Register
HSMCI_RSPR
Read
0x0
0x30
Receive Data Register
HSMCI_RDR
Read
0x0
0x34
Transmit Data Register
HSMCI_TDR
Write
–
0x38 - 0x3C
Reserved
–
–
–
0x40
Status Register
HSMCI_SR
Read
0xC0E5
0x44
Interrupt Enable Register
HSMCI_IER
Write
–
0x48
Interrupt Disable Register
HSMCI_IDR
Write
–
0x4C
Interrupt Mask Register
HSMCI_IMR
Read
0x0
0x50
DMA Configuration Register
HSMCI_DMA
Read-write
0x00
0x54
Configuration Register
HSMCI_CFG
Read-write
0x00
0x58-0xE0
Reserved
–
–
–
0xE4
Write Protection Mode Register
HSMCI_WPMR
Read-write
–
0xE8
Write Protection Status Register
HSMCI_WPSR
Read-only
–
0xEC - 0xFC
Reserved
–
–
–
0x100-0x1FC
Reserved
–
–
–
0x200
FIFO Memory Aperture0
HSMCI_FIFO0
Read-write
0x0
...
...
...
...
...
0x5FC
FIFO Memory Aperture255
HSMCI_FIFO255
Read-write
0x0